Bass guitar



FIG. 1 is a top plan view of a bass guitar showing my new design;

FIG. 2 is a side elevational view thereof;

FIG. 3 is a right end elevational view thereof;

FIG. 4 is a rear plan view thereof;

FIG. 5 is an elevational view as seen from the opposite side of FIG. 2;and

FIG. 6 is a left end elevational view thereof.

The ornamental design for a bass guitar, as shown and described.